Figure 10. Zr/Nb diagram of Wainama West lavas. Dashed lines show fields of rocks of Meidob Hills, sudan (after [10] modified) indicating a mantle source of mafic rocks (1) or assimilation for rhyolite; the trend of fractionation is outlined (3). Symbols as for the Figure 5

From

Petrogenesis of Lava from Wainama West, Mount Oku (CVL): Source Characterization and Magma Evolution

Wotchoko Pierre, Nkouathio David Guimollaire, Kouankap Nono Gus Djibril, Chenyi Marie-Louise Vohnyui, Guedjeo Christian Suh, Bulam Annyta Tangie, Tchokona Seuwui dieudonne, Seplong Yannick

Journal of Geosciences and Geomatics. 2017, 5(1), 1-11 doi:10.12691/jgg-5-1-1